55178715

素因数分解:

$3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{197}}^1\times {\mathrm{263}}^1$

素因数の和:539

約数の個数: 32

約数和(自身を含む): 90326016

約数和(自身を除く): 35147301

約数列:

[1, 3, 5, 15, 71, 197, 213, 263, 355, 591, 789, 985, 1065, 1315, 2955, 3945, 13987, 18673, 41961, 51811, 56019, 69935, 93365, 155433, 209805, 259055, 280095, 777165, 3678581, 11035743, 18392905, 55178715]

約数ペア:

[(1, 55178715), (3, 18392905), (5, 11035743), (15, 3678581), (71, 777165), (197, 280095), (213, 259055), (263, 209805), (355, 155433), (591, 93365), (789, 69935), (985, 56019), (1065, 51811), (1315, 41961), (2955, 18673), (3945, 13987)]